Stiga WBE170 - Replacing the Carburettor; Adjusting Speed; Adjusting the Carburation

Release 00 - 11/2018
Engine WBE 170
page 27
Workshop Manual
13
-
It is always advisable to replace the washer
(19) and the O-Ring (16) of the oat chamber;
- theoat(18)mustoscillatefreelyonthepin(17);
- the jet (20) should never be modied or replaced
with others even if they seem to have the same
specications;
- the screw (13) to drain the tank should be facing
the front of the engine.
15 - Reassemble the tie rod (8), checking that the
governor system moves smoothly without stopping.
16 -
When reassembling the carburettor on the
engine, always replace the gaskets (10) and (12).
17 - Ensure the gasket (5) is positioned correctly.
Assemble the lter holder and tighten the relative
nuts (1) with the torque indicated. Ret the lter
unit [ 8.1].
9.2. Replacing the carburettor
1 - Perform operations 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 14 -
15 - 16 - 17 indicated in section [
9.1] above.
9.3. Adjusting speed
NOTE: This operation is carried out by adju-
sting the governor system [ 10.1].
9.4. Adjusting the carburation
NOTE: The carburation is set in the factory
and does not normally need changing. In
the event of irregular functioning, clean the
carburettor as indicated in section [ 9.1].
Tightening torques
1 Carburettor nuts/lter 6-10 Nm
9. CARBURATION
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